kolom : 74 phrases in 15 subjects |
Agriculture | 1 |
Brazil | 1 |
Chemistry | 18 |
Communications | 3 |
Construction | 3 |
Earth sciences | 3 |
Electronics | 1 |
Environment | 7 |
General | 1 |
Information technology | 21 |
Mechanic engineering | 2 |
Microsoft | 4 |
Natural sciences | 4 |
Technology | 4 |
Transport | 1 |